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CVE-2023-39963

Missing password confirmation when creating app passwords

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 20.0.14.15, 21.0.9.13, 22.2.10.14, 23.0.12.9, 24.0.12.5, and 3 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 20.0.0 and prior to versions 20.0.14.15, 21.0.9.13, 22.2.10.14, 23.0.12.8, 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1, a missing password confirmation allowed an attacker, after successfully stealing a session from a logged in user, to create app passwords for the victim. Nextcloud server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 20.0.14.15, 21.0.9.13, 22.2.10.14, 23.0.12.9, 24.0.12.5, 25.0.9, 26.0.4, and 27.0.1 contain a patch for this issue. No known workarounds are available.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • nextcloud security-advisories

    From 20.0.0 · fixed in 20.0.14.15; From 21.0.0 · fixed in 21.0.9.13; From 22.0.0 · fixed in 22.2.10.14; From 23.0.0 · fixed in 23.0.12.9; From 24.0.0 · fixed in 24.0.12.5; From 25.0.0 · fixed in 25.0.9; From 26.0.0 · fixed in 26.0.4; From 27.0.0 · fixed in 27.0.1

References 3

GitHub · nextcloud/security-advisories

GitHub · nextcloud/server

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